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› Data & AI
Data & AI
49,405 open positions
Bilingual Mental Health Expert - Remote | Contract
Xperteez Technology
Remote
Bilingual mental health expert training next-generation AI systems with nuanced psychological expertise.
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Biologist | Remote - Contract
Xperteez Technology
Remote
Biologist applying cellular and molecular biology expertise to train next-generation AI systems by defining and assessing expert-level scientific content.
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🌎 Business Intelligence & Analytics Expert, Remote - Contract
Xperteez Technology
Remote
Review, analyze, and provide feedback on data dashboards, reports, and visualizations to help train next-generation AI systems.
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音频算法工程师-抖音直播
ByteDance
北京
Building low-latency audio understanding and generation models for real-time dialogue agents in Douyin live streaming, covering ASR, TTS, end-to-end speech large models, and audio classification.
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🇺🇸 Career Coach, Remote - Contract
Xperteez Technology
Remote
Simulate realistic one-on-one career coaching conversations to train next-generation AI systems.
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推荐算法工程师-国际化短视频短剧
ByteDance
北京
Optimize recommendation core modules (recall, coarse ranking, fine ranking) to improve distribution efficiency for global short video and short drama content.
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高中语文教研 - 豆包爱学
ByteDance
北京
Design AI-powered Chinese language learning products and optimize model performance for the Chinese subject.
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智能销售算法工程师 - Commercial AI
ByteDance
北京
Develop and deploy large language models (LLMs) and AI agents to optimize international advertising sales, customer engagement, and revenue growth across e-commerce, gaming, and brand sectors.
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大模型搜索算法工程师/专家-国际化电商
ByteDance
杭州
Design and innovate search algorithms and architecture for international e-commerce, integrating LLMs, multi-modal models, and deep learning to enhance relevance, intent understanding, and personalized recommendations.
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招聘运营专家-Data(深圳/上海/北京)
ByteDance
深圳
Design and implement recruitment planning, efficiency strategies, and cost management; build data-driven metrics to optimize recruitment processes and team performance.
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AIGC算法工程师(AI达人/数字人方向) - Commercial AI
ByteDance
北京
Develop algorithms for AI influencers and digital humans in commercial advertising scenarios, including image generation, multi-modal driving, and real-time interaction.
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大模型应用算法工程师-Data
ByteDance
北京
Develop and deploy large language model applications for content search, query analysis, and ranking to enhance user information services.
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语音算法工程师(多模态理解大模型-说话人方向) - Data语音
ByteDance
北京
Building speaker-related capabilities for multimodal audio understanding large models (ALM) and solving frontier technical challenges in deployment.
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大数据SRE运维专家
ByteDance
上海
Build and maintain stability for ByteDance's data platform, focusing on automated operations for self-developed and open-source big data products to ensure business continuity.
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AI数据运营专家(商业广告方向) - AI数据与安全
ByteDance
北京
Build and evaluate training data for multimodal models in commercial advertising scenarios, covering SFT, RL, and preference data production to support model iteration.
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AI产品经理(模型方向)-抖音生活服务
ByteDance
北京
Plan, design, and iterate AI products for Douyin's local life services, focusing on AI Agent scenarios and interaction flows to enhance user efficiency.
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经营分析师-AI Data&Safety
ByteDance
北京
Build online production management chains for large model data production, establish business analysis and metric systems, and optimize resource allocation to improve delivery efficiency and reduce costs.
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推荐算法工程师-国际电商
ByteDance
杭州
End-to-end optimization of international e-commerce personalized recommendation algorithms across short video, image/text, and new user scenarios, utilizing deep sequence modeling, generative recommendation, and LLM4Rec to improve matching efficiency and…
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🇺🇸 Data Engineer, Remote - Full Time
Xperteez Technology
Remote
Build and scale data infrastructure to support AI-driven products and research initiatives.
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Data Entry Keyer | Remote - Contract
Xperteez Technology
Remote
Design and produce expert-level evaluation tasks, datasets, and grading rubrics to train and benchmark AI agents on data entry and validation.
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商业战略分析专家-国际化
ByteDance
北京
Conducts industry trend research and strategic analysis to drive international advertising product direction, revenue growth, and key business decisions.
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AI数据运营与交付专家(智能内容治理方向)-CQC
ByteDance
成都
Decompose data annotation requirements, manage end-to-end delivery of datasets to AI models, and build tools to optimize the data governance workflow.
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数据仓库开发工程师-财经
ByteDance
北京
Design, build, and operate enterprise-level data warehouses and public data layers for finance business, supporting analytics, decision-making, and AI/Agent applications.
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推荐算法工程师-TikTok Shop
ByteDance
北京
Optimize personalized recommendation algorithms for TikTok Shop's e-commerce ecosystem, covering short videos, images, new user onboarding, cold starts, and interest exploration to improve content and product discovery.
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CV/NLP/多模态算法工程师-国际化电商
ByteDance
上海
Optimize algorithms for e-commerce product governance, including content moderation, category management, and compliance checks using CV, NLP, and multimodal models.
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模型运营(今日头条安全模型应用方向)-CQC(北京/成都)
ByteDance
北京
Drive the adoption and efficiency of large language models (LLMs) in content governance scenarios for Toutiao, building workflows and agents to solve business problems.
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Agentic RecSys算法工程师-抖音
ByteDance
北京
Develop agentic recommendation algorithms for Douyin's main feed, integrating LLMs and Agents to enhance user understanding, memory, task planning, and automated research capabilities.
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Education & Tutoring Expert, Remote- Contract
Xperteez Technology
Remote
Simulate realistic one-on-one tutoring and educational conversations to train next-generation AI systems.
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推荐大模型算法工程师-抖音
ByteDance
上海
Optimize foundational models for recommendation scenarios, exploring Scaling Laws to enhance understanding and reasoning in complex recommendation contexts.
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商业分析师-国际化广告
ByteDance
北京
Build and maintain a global marketing measurement framework and metric system for campaigns, websites, and email; evaluate marketing effectiveness and incremental value using statistical modeling and causal inference.
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推荐架构工程师-抖音
ByteDance
北京
Design and maintain the architecture for Douyin's recommendation, push, and safety systems, focusing on stability, disaster recovery, and cost optimization.
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数据系统SRE运维开发工程师-国际化广告(北京/上海)
ByteDance
北京
Ensure stability and high availability of ByteDance's global advertising data systems and big data analytics engines.
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Job
Own the forecasting product that converts marketplace data into daily/monthly forecasts for supply, demand, and financial metrics to support target setting, financial planning, and scenario analysis.
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ML Engineer, Remote - Contract
Xperteez Technology
Remote
$0k–$0k
Develop, validate, and optimize machine-learning models, training pipelines, inference systems, and supporting infrastructure for an AI training project.
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🌍 Open Source GitHub Maintainer, Remote- Contract
Xperteez Technology
Remote
Evaluate code patches generated by LLMs and provide detailed feedback to train next-generation AI systems.
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搜索架构工程师 - TikTok Search
ByteDance
北京
Design and optimize high-concurrency, high-performance search infrastructure and business middleware for TikTok's search business, integrating large model technologies like generative search and SVLM.
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Robotics Data Trainer, On-Site- Contract
Xperteez Technology
San Francisco, CA
Operate a handheld UMI gripper device to perform repetitive manipulation tasks (picking up objects, opening containers, household actions) to generate high-quality data for training next-generation AI robot learning models.
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Senior Book Editor | Remote - Contract
Xperteez Technology
Remote
Senior Book Editor training next-generation AI systems by applying expertise to elevate editorial standards across diverse manuscripts.
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支付风控策略-风控
ByteDance
北京
Design, optimize, and deploy machine learning strategies and rules to monitor, detect, and prevent account theft, card fraud, and other fraudulent activities in payment transactions.
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Senior Journalist / Writer
Xperteez Technology
Remote
Evaluate AI-generated writing for quality, accuracy, tone, and structure; create reference pieces defining excellent output; provide editorial feedback and rewrites to shape writing standards for AI systems.
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多模态内容理解算法工程师-Global Monetization Product and Technology
ByteDance
北京
Develop foundational multi-modal content understanding algorithms for commercial scenarios, providing semantic embeddings and text labels for ad delivery, creative optimization, and content moderation.
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🌍 Senior Software Engineer
Xperteez Technology
Remote
Creating Reinforcement Learning Environments to test AI models on complex software engineering problems like code fixing, feature creation, refactoring, and performance optimization.
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智能客服算法工程师-TikTok
ByteDance
北京
Develop algorithms, data, models, and evaluation for intelligent dialogue and Q&A systems; build general reasoning capabilities for large models in customer service scenarios.
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大数据开发工程师-数据湖
ByteDance
上海
Design and implement offline/real-time data architectures for large-scale recommendation systems serving apps like Douyin and Toutiao.
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Supply Chain Manager | Remote - Contract
Xperteez Technology
Remote
Supply Chain Manager supporting a dynamic customer project by training next-generation AI systems with high-quality, real-world input.
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用户增长算法工程师(广告外投方向)-国际化短视频
ByteDance
北京
Build algorithms for external channels (ads, SEO, GEO, OEM) to drive user scale growth and retention for TikTok's international short video ecosystem.
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Technical Writer/ Editor - Remote , Contract
Xperteez Technology
Remote
Evaluate and compare AI-generated responses to writing prompts, providing analytical quality scores and detailed rationales to help train next-generation AI systems.
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风控算法工程师-情报算法(杭州/北京)
ByteDance
杭州
Build risk event chains and detect fraud patterns using LLM Agents, CV, NLP, and graph modeling to secure accounts, transactions, and content.
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AI主动服务策略专家-抖音生活服务
ByteDance
上海
Design and optimize intelligent and human service strategies for consumer assistance in the local life services sector, leveraging AI to enhance user experience and operational efficiency across the customer lifecycle.
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增长投放算法工程师 - 抖音
ByteDance
深圳
Design and implement AI-driven advertising bidding and optimization algorithms to support user acquisition and growth for TikTok's ecosystem.
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